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/usr/lib/pd/extra/cyclone/cosx~-help.pd is in pd-cyclone 0.2~beta3-2.

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#X text 0 22 LICENSE SIBSD;
#X text 0 102 LIBRARY cyclone;
#X text 0 62 INLET_0 signal;
#X text 0 82 OUTLET_0 signal;
#X text 0 42 DESCRIPTION takes the cosine function for signals;
#X text 0 0 KEYWORDS cosine cosx signal cos;
#X text 0 122 VERSION 0.2-beta1;
#X text 0 140 AUTHOR Krzysztof Czaja;
#X text 1 158 RELEASE_DATE 2002;
#X text 2 177 WEBSITE http://suita.chopin.edu.pl/~czaja/miXed/externs/cyclone.html
;
#X text 2 209 HELP_PATCH_AUTHORS Christoph Kummerer. Revised by Jonathan
Wilkes for Pd-extended 0.42 to conform to the PDDP template. Alex Cleveland
updated this patch for Pd-l2ork version 2013.05.28. Fred Jan Kraan
adapted the patch to pd-extended 2015-02-02;
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